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Vinyl disc
Date range: c1948 – to present (speciality usage by DJs)
LPs (Long Play), EPs (Extended Play), 45s (45 rpm) and singles (one track on each side) and radio transcription discs were commonly made from vinyl.
Vinyl discs are usually fine-grooved (microgroove), of seven, ten or twelve inches diameter and play at 33.33 rpm or 45 rpm.
Sixteen inch radio transcription discs generally play at 33.33 rpm but are coarse-grooved. Ten and twelve inch radio transcription discs are usually microgroove.
Some vinyl novelty records can be found that are other sizes.
The National Film and Sound Archive of Australia acknowledges Australia’s Aboriginal and Torres Strait Islander peoples as the Traditional Custodians of the land on which we work and live and gives respect to their Elders both past and present.